package com.bit.book.aspect;

import lombok.extern.slf4j.Slf4j;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.springframework.stereotype.Component;

@Slf4j
@Aspect
@Component
public class TimeAspect {

    @Around("execution(* com.bit.book.controller.*.*(..))")
    public Object timeRecord(ProceedingJoinPoint jp) throws Throwable {
        //记录开始时间
        long start = System.currentTimeMillis();
        //执行目标方法
        Object result = jp.proceed();
        //记录结束时间
        long cost = System.currentTimeMillis() - start;
        log.info(jp.getSignature() + "耗时:{} ms", cost);
        return result;
    }
}
